added a texture plain, using grid.tga
added a texture plain, using grid.tga

MaxReimann/troen-simulator,MaxReimann/troen-simulator,MaxReimann/Troen,philippotto/GP2013,philippotto/GP2013,philippotto/GP2013,MaxReimann/Troen,MaxReimann/Troen,MaxReimann/troen-simulator,philippotto/GP2013,MaxReimann/Troen,philippotto/GP2013